Break() [2/3]

static void System.Threading.Tasks.ParallelLoopState.Break ( int iteration, ParallelLoopStateFlags32 pflags )

inlinestaticpackageinherited

Definition at line 54 of file ParallelLoopState.cs.

    {
        int oldState = 0;
        if (!pflags.AtomicLoopStateUpdate(2, 13, ref oldState))
        {
            if (((uint)oldState & 4u) != 0)
            {
                throw new InvalidOperationException(System.SR.ParallelState_Break_InvalidOperationException_BreakAfterStop);
            }
            return;
        }
        int lowestBreakIteration = pflags._lowestBreakIteration;
        if (iteration >= lowestBreakIteration)
        {
            return;
        }
        SpinWait spinWait = default(SpinWait);
        while (Interlocked.CompareExchange(ref pflags._lowestBreakIteration, iteration, lowestBreakIteration) != lowestBreakIteration)
        {
            spinWait.SpinOnce();
            lowestBreakIteration = pflags._lowestBreakIteration;
            if (iteration > lowestBreakIteration)
            {
                break;
            }
        }
    }

References System.Threading.Tasks.ParallelLoopStateFlags32._lowestBreakIteration, System.Threading.Tasks.ParallelLoopStateFlags.AtomicLoopStateUpdate(), System.Threading.Interlocked.CompareExchange(), System.SR.ParallelState_Break_InvalidOperationException_BreakAfterStop, and System.Threading.SpinWait.SpinOnce().